package quiz3;

/**
 * Created by xujc on 7/14/15.
 */
public class A {
    public static void main(String[] args) {
        Circle circle=new Circle(123);
        System.out.println("circle area:"+circle.getArea());
        System.out.println("circle perimeter:"+circle.getPerimeter());

        Lader lader=new Lader(12,33,5);
        System.out.println("lader area:"+lader.getArea());
    }
}
